package com.ecut.xzh.controller;



import com.ecut.xzh.constant.MessageConstant;
import com.ecut.xzh.result.Result;
import com.ecut.xzh.utils.AliOssUtil;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;
import java.io.IOException;
import java.util.UUID;

/**
 * @author XZH
 */
@RestController
@RequestMapping("/common")
@Slf4j
public class CommonController {


    @Resource
    private AliOssUtil aliOssUtil;

    /**
     * 文件上传
     *
     * @param file
     * @return
     */
    @PostMapping("/upload")
    public Result<String> upload(MultipartFile file) {
        log.info("文件上传");

        try {
            //原始文件名
            String originalFilename = file.getOriginalFilename();
            //截取原始文件名的后缀    从最后一个点开始截，截到最后
            String extension = originalFilename.substring(originalFilename.lastIndexOf("."));
            //构建新文件名称
            String objectName = UUID.randomUUID().toString() + extension;

            //文件的请求路径
            String filePath = aliOssUtil.upload(file.getBytes(), objectName);
            return Result.success(filePath);
        } catch (IOException e) {
            log.error("文件上传失败：{}", e);
        }
        return Result.error(MessageConstant.UPLOAD_FAILED);
    }
}
